education, children. >>> a road construction truck burst into flames while it was laying down adhesive for lane markers. troopers say the truck was carrying a large propane tank that exploded. the fire, no one was hurt. >>> a community in virginia joined together to mourn the loss of an entire family. frentds, coworkers and classmates turning out at the united methodist church in herndon, lighting candles to remember the peterson family. police tell us that 57-year-old albert peterson shot and killed his 52-year-old wife, kathy and their two sons, christopher and matthew. he then turned the gun on himself. co-workers got worried when kathy did not show up for work for the second day in a row. the larger community is left to ask, why? >>> a tip from a dying man has the fbi hoping to solve one of the country's most legendary mysteries. the search for jimmy hoffa's body is now in the back of a home in roseville. something unusual did turn up on ground penetrating radar. now, police plan to start digging. they are not optimistic they are going to find hoffa but believe it is worth investig